ado.net Closing Connection when using “using” statement

Question

I am doing my database access methods to SQL Server like this

  using (SqlConnection con = new SqlConnection(//connection string)
  {
    using (SqlCommand c         


        

Answer 1

when the scope

using (SqlConnection con = new SqlConnection(//connection string) 
{
}

will over , connection will automatically be disposed by runtime. so don't worry